<template> <div class="app-container">

<!--查询表单-->
<el-form :inline="true" class="demo-form-inline"> 
        <el-form-item> 
            <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
    </el-form-item> 
    <el-form-item> <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
         <el-option :value="1" label="高级讲师"/>
         <el-option :value="2" label="首席讲师"/>
    </el-select>
    </el-form-item>
     <el-form-item label="添加时间"> 
        <el-date-picker
        v-model="teacherQuery.begin"
        type="datetime"
        placeholder="选择开始时间"
        value-format="yyyy-MM-dd HH:mm:ss" 
        default-time="00:00:00"/>
    </el-form-item> 
    <el-form-item> 
        <el-date-picker
        v-model="teacherQuery.end"
        type="datetime"
        placeholder="选择截止时间"
        value-format="yyyy-MM-dd HH:mm:ss"
        default-time="00:00:00"
        />
    </el-form-item>
     <el-button type="primary" icon="el-icon-search" @click="getList()">查 询</el-button> 
    <el-button type="default" @click="resetData()">清空</el-button>
</el-form>
    


        <!-- 表格 -->
<el-table
        v-loading="listLoading"
        :data="list"
        element-loading-text="数据加载中"
        border
        fit
        highlight-current-row> 
        <el-table-column
        label="序号"
        width="70"
        align="center"> <template slot-scope="scope">
        {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
        </el-table-column> 
        <el-table-column prop="name" label="名称" width="80" />
        <el-table-column label="头衔" width="80"> 
            <template slot-scope="scope">
        {{ scope.row.level===1?'高级讲师':'首席讲师' }}
        </template>
        </el-table-column> 
        <el-table-column prop="intro" label="简介" />
         <el-table-column prop="career" label="资历" />
        <el-table-column prop="gmtCreate" label="添加时间" width="160"/>
        <el-table-column prop="sort" label="排序" width="60" />
        <el-table-column label="操作" width="200" align="center">
             <template slot-scope="scope">
                 <router-link :to="'/teacher/edit/'+scope.row.id"> 
                 <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
        </router-link>
         <el-button type="danger" size="mini" icon="el-icon-delete"
     @click="removeDataById(scope.row.id)">删除</el-button>
     </template>
     </el-table-column>
     </el-table>
     <!-- 分页 -->
                <el-pagination
                :current-page="page"
                :page-size="limit"
                :total="total"
                style="padding: 30px 0; text-align: center;"
                layout="total, prev, pager, next, jumper"
                @current-change="getList"
                />
     </div>
</template>



<script>
// 引入调用teacher.js文件
import teacher from '@/api/edu/teacher'

export default {    
    //写核心代码位置
    // data:{

    // },
    data(){ //定义变量和初始值
        return {
            list:null ,   //条件查询之后接口返回集合
            page:1,     //当前页
            limit:8,   //每页记录数
            total:0,  //总记录数
            teacherQuery:{}     //条件查询对象
        }
    },
    created(){   //页面渲染之前执行
        //调用
        this.getList()

    },
    methods:{   //创建具体方法，调用teacher.js定义的方法
            getList(page=1){
                this.page=page
                //m没有提示
               teacher.geTeachertListPage(this.page,this.limit,this.teacherQuery)
               .then(response =>{
                //请求成功
                //reponse返回数据
               // console.log(response)
              this.list= response.data.rows
              this.total=response.data.total
              console.log(this.list)
              console.log(this.total)
               })
               .catch(error=>{
                //请求失败
                console.log(error)
               })
            },
            //清空
            resetData() {
                //表单输入项数据清空
                this.teacherQuery={}

                //查询所有讲师数据
                this.getList()
              
            },
            //删除讲师的方法
            removeDataById(id){
              
              this.$confirm('此操作将永久删除该讲师记录, 是否继续?', '提示', {
                 confirmButtonText: '确定',
                 cancelButtonText: '取消',
                    type: 'warning'
                    }).then(() => {
                    //调用删除方法
                    teacher.deleteTeacherId(id).then(response=>{
                        //删除成功  提示信息

                        this.$message({
                        type: 'success',
                         message: '删除成功!'
                         });
                        //回到列表界面
                        this.getList()
                    })
      
             })  //取消方法
                    // .catch(() => {
                    //     this.$message({
                    //          type: 'info',
                    //  message: '已取消删除'
                    //  });
                    // });
            }
            
    }
}
</script>
